Home / 192,588.19-265,770.79-107,705.59

Finding the Fourth Proportional to 192,588.19, 265,770.79 and 107,705.59

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Solution

The fourth proportional to 192,588.19, 265,770.79 and 107,705.59 is: 148,633.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,588.19 : 265,770.79 = 107,705.59 : x
  2. Step 2: Convert to fraction form
    192,588.19/265,770.79 = 107,705.59/x
  3. Step 3: Cross multiply
    192,588.19x = 265,770.79 × 107,705.59
  4. Step 4: Simplify right side
    192,588.19x = 28,624,999,741.72
  5. Step 5: Solve for x
    x = 28,624,999,741.72/192,588.19
  6. Step 6: Final answer
    x = 148,633.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.